[jfx17u] RFR: 8307960: Create Table Column PopupMenu lazily

[Johan Vos]

On Sun, 3 Sep 2023 18:46:48 GMT, Jose Pereda <jpereda at openjdk.org> wrote:

> Almost clean backport of 8307960: Create Table Column PopupMenu lazily
> Reviewed-by: angorya
> 
> There was a conflict from JDK-8297414: Remove easy warnings in javafx.controls, that was easily fixed.

There was only a very minor change compared to the original commit, looks good.

-------------

Marked as reviewed by jvos (Reviewer).

PR Review: https://git.openjdk.org/jfx17u/pull/147#pullrequestreview-1608566936